Helicobacter pylori SouthAfrica20

Gram-negativeSpirillaNon-motileMicroaerophilic

Kingdom

Pseudomonadati

Phylum

Campylobacterota

Class

Epsilonproteobacteria

Order

Campylobacterales

Family

Helicobacteraceae

Genus

Helicobacter

Description

Helicobacter pylori SouthAfrica20 is a microaerophilic, Gram-negative bacterium characterized by its spirilla shape and presence of flagella. It is host-associated, indicating a specific association with living organisms. The bacterium typically exists as single cells rather than in clusters or chains. This strain of H. pylori has an optimal growth temperature of 37 degrees Celsius, placing it in the mesophilic temperature range. It possesses a single replicon and is surrounded by two membranes, which is characteristic of Gram-negative bacteria. The presence of flagella suggests that it has adapted to its environment, facilitating movement in viscous environments such as the gastric epithelium of its host. H. pylori is known for its role in various gastrointestinal conditions, including peptic ulcers and gastritis, underscoring its significance in human health. The biotic relationship described as free-living indicates its ability to thrive in a host-associated environment while potentially influencing the microbial community within that niche. Understanding the unique traits of Helicobacter pylori SouthAfrica20 enhances our knowledge of its ecological role and pathogenic potential. The bacterium’s microaerophilic nature and specific habitat preferences may influence the composition of gut microbiota, impacting health and disease outcomes in its host. Research on this strain can contribute to broader insights into host-microbe interactions and microbial ecology in the gastrointestinal tract.

Taxonomy

KingdomPseudomonadati
PhylumCampylobacterota
ClassEpsilonproteobacteria
OrderCampylobacterales
FamilyHelicobacteraceae
GenusHelicobacter
SpeciesHelicobacter pylori
StrainSouthAfrica20

Profile

Physiology
Gram staining propertiesNegative
ShapeSpirilla
MobilityNo
Flagellar presenceYes
Number of membranes2
Image of Helicobacter pylori SouthAfrica20
Image source: Wikipedia/Wikimedia
Ecology, Host, and Life Cycle
Oxygen requirementsMicroaerophilic
Optimal temperature37
Temperature rangeMesophilic
HabitatHostAssociated
Biotic relationshipFree living
Host(s)Not Available
Cell arrangementSingles
SporulationNot Available
Energy sourceNot Available
PathogenicityNot Available

Genome Summary

Helicobacter pylori SouthAfrica20


Gene Summary

Adenine Count

494995 bp

Thymine Count

501657 bp

Guanine Count

312125 bp

Cytosine Count

313765 bp

Genome Length

1622903 bp

Protein-coding Genes

1523 genes

Non-Coding Genes

45 genes

# of Chromosomes/Plasmids

1

Genes

NameLocus TagUniProt IDStrand OrientationGene Start/EndProtein Molecular Weight
Ncrna_class:srp_rnaNot AvailableNot AvailablePositive16505 - 16602Not Available
hypothetical proteinHPSA20_RS00115Not AvailablePositive16706 - 1811452254.5
chemotaxis protein chev1HPSA20_RS00120Not AvailablePositive18214 - 1917936652.4
carboxynorspermidine decarboxylaseHPSA20_RS00125Not AvailablePositive19176 - 2039345959.2
lipid a 1-phosphatase lpxeHPSA20_RS00130Not AvailableNegative20414 - 2098621141.6
phosphoethanolamine--lipid a transferase eptaHPSA20_RS00135Not AvailableNegative20997 - 2256858945.0
saba family sialic acid-binding adhesinHPSA20_RS00140Not AvailableNegative23425 - 2553677130.1
citrate synthaseHPSA20_RS00145Not AvailableNegative25989 - 2726948325.9
isocitrate dehydrogenase (nadp(+))HPSA20_RS00150Not AvailablePositive27469 - 2874647403.7
duf1523 family proteinHPSA20_RS00155Not AvailablePositive28809 - 2933920439.0

Displaying genes 21 – 30 of 1568 in total

Pathways

0 pathways

No pathways found

No metabolic pathways have been associated with this bacterium yet.

Metabolites

0 records
Metabolite IDMetabolite nameStructureCAS number
No metabolites foundTry different search terms or mass values.

Displaying 0 metabolites

Health Effects

No health effects information available for this bacterium.